Most powerful oxidising agent
Bromine
Fluorine
Iodine
Iron
Oxidation state of elements in the free state is
1
2
0
5
The element which loses electrons is the ________ agent.
Oxidising
Reducing
Adding
None of these
Neutralisation gives salt and
Water
Acid
Base
Gases
________ are good oxidising agents.
Metals
Non-Metals
Metalloids
The element that gains electrons is the _________ agent.
Knocking
Which gases is liberated when Zinc & HCl reacts with
Oxygen
Hydrogen
Nitrogen
Fluorine.
Chlorine belongs to group
17
15
13
11
Elements which donate electrons during reactions are
Metal
Non-metal
Metalloid
none of these
Choose the Halogen.
Neon